OT-2026-000012391
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000012391) never changes.
Identity and time
| Publication number | OT-2026-000012391 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f6-742d-94a2-d02b2291db47 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012391 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32fdc31118c304f4c88638c6dfa26a14969ad86d6a3e24c0874cc816578d9074 |
|---|---|
| Markdown | 64e239792b63ca2e279c93d2371063c4b2b3e22d97d1e241de2320905a26dd71 |
| Publication page | b02e868c4e93c1809079bd8288c47bce74ffab502e6d71ca9ad85c854408937d |
| Manifest | 58cd77b19bc5bce0a15f42f8a42d776025bf4fa851d7fe395a1e3325d2edc3d2 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | rNY1oaVeJlrND5yH7uFRXEfjcIOD6zyxYdrriapJdQ9JtIrQoQgs0wcJNjTfOf+6QGKWP3oE/mn2HDoAaTZMAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:11:52.872227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012391observed b02e868c4e93c1809079bd8288c47bce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:52.853158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012391/manifest.jsonobserved 58cd77b19bc5bce0a15f42f8a42d7760...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:52.833912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012391/publication.mdobserved 64e239792b63ca2e279c93d2371063c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:52.814494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012391/publication.txtobserved 32fdc31118c304f4c88638c6dfa26a14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|